OO5523

OO5523 (SkyWest Airlines) is a multi-stop service on 16 routes, busiest Chicago to Akron. Of 629 departures recorded from October 2024 to July 2026, 82.1% left on time, according to the US BTS.

Recorded departures by month

All legs under this number combined; see the leg table.

The most recent periods19 periods
PeriodDepartures 2025Departures 2026Change vs last year
January3031▲ 3.3%
February2824▼ 14.3%
March3128▼ 9.7%
April30300.0%
May31310.0%
June30300.0%
July31310.0%
August24––
September30––
October30–in progress
November27––
December23––
Year to date (Jan–Jul)211205▼ 2.8%

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods19 periods
PeriodOn time 2025On time 2026Change vs last year
January66.7%96.8%▲ 45.1%
February74.1%87.0%▲ 17.4%
March90.3%76.9%▼ 14.8%
April93.3%90.0%▼ 3.6%
May87.1%90.3%▲ 3.7%
June66.7%86.7%▲ 30.0%
July64.5%87.1%▲ 35.0%
August73.9%––
September100.0%––
October83.3%–in progress
November86.4%––
December52.2%––
Year-to-date average (Jan–Jul)77.5%87.8%▲ 13.3%

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined
The most recent periods19 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January00–
February110.0%
March02–
April00–
May00–
June00–
July00–
August1––
September0––
October0–in progress
November5––
December0––
Year to date (Jan–Jul)13▲ 200.0%

according to the US BTS · October 2024 → July 2026

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

This number flies several legs

Several legs: the headline figure averages all of them. See the leg table.

Cancellation share

  • Not cancelled 98.4% 619
  • Cancelled 1.6% 10

Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026

On time, leg by leg

  1. ORD–CAK142 76.6%
  2. MRY–LAX124 88.7%
  3. LAX–SBP83 90.2%
  4. DEN–JAC73 91.8%
  5. ORD–GRB41 75.0%
  6. ORD–TYS30 73.3%

Departures within 15 minutes of schedule; small figure = departures recorded.

Legs flown under this number

6
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 20 20 95.0% 0
November 2024 29 29 82.8% 0
December 2024 30 30 70.0% 0
January 2025 30 30 66.7% 0
February 2025 28 27 74.1% 1
March 2025 31 31 90.3% 0
April 2025 30 30 93.3% 0
May 2025 31 31 87.1% 0
June 2025 30 30 66.7% 0
July 2025 31 31 64.5% 0
August 2025 24 23 73.9% 1
September 2025 30 30 100.0% 0
October 2025 30 30 83.3% 0
November 2025 27 22 86.4% 5
December 2025 23 23 52.2% 0
January 2026 31 31 96.8% 0
February 2026 24 23 87.0% 1
March 2026 28 26 76.9% 2
April 2026 30 30 90.0% 0
May 2026 31 31 90.3% 0
June 2026 30 30 86.7% 0
July 2026 31 31 87.1% 0

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